Which of the following organs does not come under respiratory system?
(a) larynx
(b) trachea
(c) heart
(d) bronchi

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Solution

(c) heart
The heart is a part of the circulatory system.

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Similar questions

One of the following animals does not use tracheae as the respiratory organs. This animal is :
(a) grasshopper
(b) prawn
(c) mosquito
(d) cockroach

Where in the respiratory system does oxygen, from the air breathed in pass into the blood.

Option 1 : trachea

Option 2 :bronchi

Option 3 : bronchioles

OpOpti 4 : alveoli

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